Home
Compare Metals


Facts About Chromium and Polonium


Facts About Polonium and Chromium


Facts

Interesting Facts
  • Chromium is highly reactive, hence it is not found free in nature.
  • Ores of Chromites mineral are the major source of Chromium metal.
  • Almost 90% leather tanning is done with the help of chromium.
  
  • Polonium was the first radioactive element to be discovered.
  • Polonium element and its compounds are highly radioactive.
  • Its alloy with Beryllium provides source of neutrons.
  

Sources
Found in Minerals, Mining, Ores of metals, Ores of Minerals   
Mining, Ores of metals   

History
  
  

Who Discovered
Louis Nicolas Vauquelin   
Pierre Curie and Marie Curie   

Discovery
In Between 1797 - 1798   
In 1898   

Abundance
  
  

Abundance In Universe
1.5 * 10-3 %   
7
Not Available   

Abundance In Sun
~0.002 %   
7
~-9999 %   

Abundance In Meteorites
0.30 %   
7
Not Available   

Abundance In Earth's Crust
0.01 %   
13
Not Available   

Abundance In Oceans
0.00 %   
16
0.00 %   
99+

Abundance In Humans
0.00 %   
16
Not Available   

Uses >>
<< Periodic Table

Compare Transition Metals

Transition Metals

Transition Metals

» More Transition Metals

Compare Transition Metals

» More Compare Transition Metals